53222815619 has 2 divisors, whose sum is σ = 53222815620. Its totient is φ = 53222815618.

The previous prime is 53222815601. The next prime is 53222815627. The reversal of 53222815619 is 91651822235.

53222815619 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53222815619 is a prime.

It is a super-2 number, since 2×53222815619² (a number of 22 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53222815619.

It is not a weakly prime, because it can be changed into another prime (53222815699) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26611407809 + 26611407810.

It is an arithmetic number, because the mean of its divisors is an integer number (26611407810).

Almost surely, 2^53222815619 is an apocalyptic number.

53222815619 is a deficient number, since it is larger than the sum of its proper divisors (1).

53222815619 is an equidigital number, since it uses as much as digits as its factorization.

53222815619 is an evil number, because the sum of its binary digits is even.

The product of its digits is 259200, while the sum is 44.

The spelling of 53222815619 in words is "fifty-three billion, two hundred twenty-two million, eight hundred fifteen thousand, six hundred nineteen".